Home / 90,241.44-124,531.70-49,954.35

Finding the Fourth Proportional to 90,241.44, 124,531.70 and 49,954.35

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Solution

The fourth proportional to 90,241.44, 124,531.70 and 49,954.35 is: 68,936.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,241.44 : 124,531.70 = 49,954.35 : x
  2. Step 2: Convert to fraction form
    90,241.44/124,531.70 = 49,954.35/x
  3. Step 3: Cross multiply
    90,241.44x = 124,531.70 × 49,954.35
  4. Step 4: Simplify right side
    90,241.44x = 6,220,899,878.12
  5. Step 5: Solve for x
    x = 6,220,899,878.12/90,241.44
  6. Step 6: Final answer
    x = 68,936.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.